package cn.cy.structure.d02Dynamic.jdk;

public class UserServiceImpl implements UserService {
    
    public UserServiceImpl() {
        System.out.println("创建UserServiceImpl对象");
    }
    
    @Override
    public String execute() throws Exception {
        System.out.println("执行execute方法 ...");
        return "execute方法执行成功";
    }
    
}
